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3 years ago

Help help failing help needed

Mathematics

1 answer:

Karo-lina-s [1.5K]3 years ago

4 0

The difference would be 37

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Can some one help me (9 10)

Citrus2011 [14]

9.) a: The relationship between x and y is linear, as the line is straight and it passes through the orgin, and the values are proportional.

b: According to the graph, the drill team will have to pay $72 if they purchase 12 uniforms.(y=60x; 12=60(12))

10.) The relationship between x and y is nonlinear, as the line is not straight, nor pass through the orgin, which makes it also nonproportional.

6 0

4 years ago

The answers and how to do this

Arisa [49]

The formula is V= nR^2H
V=(3.14)(6.5)^2(16)
V=(3.14)(42.25)(16)
V=(3.14)(676)
V=2122.64cm ^2

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3 years ago

At noon, a tank contained 8 cm of water. After several hours, it contained 6 cm of water. What is the percent decrease in the ta

Zarrin [17]

Answer:

25 percent

Step-by-step explanation:

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3 years ago

Which of the following represents the multiplicative inverse of -90?

lukranit [14]

It’s C I hope this helps

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3 years ago

Read 2 more answers

How many atoms sodium would a 4 mole sample of Na3P have?

ioda

<h3>Answer:</h3>

2 × 10²⁴ atoms Na₃P

<h3>General Formulas and Concepts:</h3>

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

<u>Chemistry</u>

<u>Atomic Structure</u>

Using Dimensional Analysis
Avogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.

<h3>Step-by-step explanation:</h3>

<u>Step 1: Define</u>

4 mol Na₃P

<u>Step 2: Identify Conversions</u>

Avogadro's Number

<u>Step 3: Convert</u>

<u /> $\displaystyle 4 \ mol \ Na_3P(\frac{6.022 \cdot 10^{23} \ atoms \ Na_3P}{1 \ mol \ Na_3P} )$ = 2.4088 × 10²⁴ atoms Na₃P

<u>Step 4: Check</u>

<em>We are given 1 sig fig. Follow sig fig rules and round.</em>

2.4088 × 10²⁴ atoms Na₃P ≈ 2 × 10²⁴ atoms Na₃P

7 0

3 years ago